Chemistry, 27.10.2019 00:43 MadisonElle
Cynthia is holding a sheet of paper that has a mass of 2 grams. she tears the sheet of paper into many small pieces. which of the following is true?
a. each piece of paper has a mass of 2 grams.
b. the sum of the mass of all the pieces of paper is more than 2 grams.
c. the sum of the mass of all the pieces of paper is less than 2 grams.
d. the sum of the mass of all the pieces of paper is 2 grams.
Answers: 2
Chemistry, 22.06.2019 12:00
What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients
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Chemistry, 22.06.2019 12:30
What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h
Answers: 2
Chemistry, 22.06.2019 14:10
16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.
Answers: 2
Chemistry, 22.06.2019 17:00
The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.
Answers: 1
Cynthia is holding a sheet of paper that has a mass of 2 grams. she tears the sheet of paper into ma...
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